重點講解：
1. be free of
無…的；擺脫了…的；
eg. She retains her slim figure and is free of wrinkles.
她保持著苗條的身材，臉上也沒有皺紋0U(zPmm_hXicaAN。
eg. The brass surface must be free of contamination.
黃銅表面必須未經沾污|W%gn].*J-3IO##M6V。
2. be involved in
卷入的；參與的；與…有密切關聯的；
eg. If she were involved in business, she would make a strong chief executive.
如果她投身商業的話，她會是一個很有能力的總裁%#A27+]CSD)X]。
eg. She became involved with political causes after the Chernobyl nuclear disaster.
在切爾諾貝利核泄漏災難發生以后，她開始投身政界HisYA;nOEP。
3. scramble to do sth.
倉促行動；慌忙前往；
eg. The others may have to scramble to make much headway.
其他人可能需要互相競爭以期取得更大的進展0YvpyzO5txzg]。
eg. The players scrambled to get the ball.
球員爭著去搶球7^Tml#XQB(XCbe8B7z。
4. be associated with
（與…）相關的；相聯系的；
eg. Obesity is also associated with asthma.
肥胖癥也易導致哮喘的發生@MnM=19@46*。
eg. Conceit is associated with stupidity and ignorance.
驕傲的朋友是愚蠢和無知&PbDTtl;v%5IwIXPb。
5. wipe out
摧毀；毀滅；使滅絕；
eg. The spill could wipe out the Gulf's turtle population.
這次原油泄漏可能會使波斯灣的海龜滅絕i~.Hyb%-Rdow*9l9]。
eg. The plague once could wipe out a village.
鼠疫曾一度可以奪走整個村莊村民的生命b9o+M.40R7x2w。
6. in place
（法律、政策、行政體系等）正在運作，就位；
eg. A strong community cannot be built until the basics are in place.
只有基本原則確立了才能建立起一個強大的團體]Vzk[~brim。
eg. We already have our core team in place.
我們的骨干團隊已經就位了@s-Q_cb~Bk)。